code: def rouge_results_to_str(results_dict):
      return ">> ROUGE(1/2/3/L/SU4): {:.2f}/{:.2f}/{:.2f}/{:.2f}/{:.2f}".format(
          results_dict["rouge_1_f_score"] * 100,
          results_dict["rouge_2_f_score"] * 100,
          results_dict["rouge_3_f_score"] * 100,
          results_dict["rouge_l_f_score"] * 100,
          results_dict["rouge_su*_f_score"] * 100,
      )
  
file_path: OpenNMT-py/tools/test_rouge.py
imports: import argparse
  import os
  import time
  import pyrouge
  import shutil
  import sys
  import codecs
  from onmt.utils.logging import init_logger, logger
label_desc: Use image node_id 2 for calling a global function with example usage: rouge_results_to_str(results_dict) and returns: str